256335144

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^2\times {\mathrm{63199}}^1$

素因数の和:63234

約数の個数: 48

約数和(自身を含む): 693936000

約数和(自身を除く): 437600856

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 169, 312, 338, 507, 676, 1014, 1352, 2028, 4056, 63199, 126398, 189597, 252796, 379194, 505592, 758388, 821587, 1516776, 1643174, 2464761, 3286348, 4929522, 6572696, 9859044, 10680631, 19718088, 21361262, 32041893, 42722524, 64083786, 85445048, 128167572, 256335144]

約数ペア:

[(1, 256335144), (2, 128167572), (3, 85445048), (4, 64083786), (6, 42722524), (8, 32041893), (12, 21361262), (13, 19718088), (24, 10680631), (26, 9859044), (39, 6572696), (52, 4929522), (78, 3286348), (104, 2464761), (156, 1643174), (169, 1516776), (312, 821587), (338, 758388), (507, 505592), (676, 379194), (1014, 252796), (1352, 189597), (2028, 126398), (4056, 63199)]